10203404320 has 192 divisors, whose sum is σ = 26382101760. Its totient is φ = 3715891200.

The previous prime is 10203404251. The next prime is 10203404327. The reversal of 10203404320 is 2340430201.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (10203404327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8848864 + ... + 8850016.

It is an arithmetic number, because the mean of its divisors is an integer number (137406780).

Almost surely, 2^10203404320 is an apocalyptic number.

10203404320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10203404320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13191050880).

10203404320 is an abundant number, since it is smaller than the sum of its proper divisors (16178697440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10203404320 is a wasteful number, since it uses less digits than its factorization.

10203404320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299 (or 1291 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 10203404320 its reverse (2340430201), we get a palindrome (12543834521).

The spelling of 10203404320 in words is "ten billion, two hundred three million, four hundred four thousand, three hundred twenty".